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Full text of "An Account of the Earthquake at Lisbon, 31st March 1761: In a Letter from Thence, Dated the 2d April 1761, to Joseph Salvador, Esq; F. R. S."

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There remains alive, 

From70to75{From 80 to 85{ ^ les * } 8 
From75to80 l\ 11 From 85 to 90 j J} 7 

N° of houfes, or families 235 
Houses paying window tax 77 
N a of acres there is on wafte 1700 

N° of perfons in 1755 1049 

Ditto 1760 1048 

Void houfes 4 

Apoplexy 2 

Cancer 2 

Childbed 4 

Gh incough 9 

Cholic 1 

Confumptioa, 47 

Convulfions 9 

Dropfy 10 

Fever 39 

Jaundice 3 

Impoftume 2 

Meazles 4 

Palfey 1 

Quinfy 1 

Small-pox 33 

Stone 1 

Teeth 1 

XXVI. An Account of the Earthquake at 
Lifbon, 3 ift March 1761: In a Letter 
from thence , dated the 2d April 1761, to 
Jofeph Salvador, Efq\ F. R. S* 

Read April 23,/ 1 |“^HE earthquake happened the 31ft 
1761. mon th, precifely at twelve 

o’clock, and lafted full five minutes, with a fmart 
and equal vibration. It exceeded all the others, ex¬ 
cept that of the firft November 1755. Thank God, 
it was attended with no other confequences, but that 
of alarming the inhabitants, throwing down fome 
ruins, and rending fome houfes. About an hour 
and a quarter afterwards, the fea began to flow and 
ebb, about eight fleet perpendicular, every fix mi¬ 
nutes, and continued till night. Some fmall Ihocks 
were felt before and fince, but of no moment$ 


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Philosophical Transactions (1683-1775). 

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every body feems at eafe, and things go on in their 
ufual channel. 

Mr. Salvador has received many other letters, which 
feverally confirm thefe particulars. 

XXVII. Another Account of the fame Earth¬ 
quake: In a Letter from Mr. Molloy, 
dated there April 3, 1761, to Keane 
Fitzgerald, Efq\ F. R. S. 

Read April 23, the 31ft ult. at twelve o’clock, 

17(31 ' we had a moft dreadful violent 

fhock of an earthquake, that held conftant for five 
minutes, as near as I can judge. I was up two pair 
of flairs, at a friend’s houfe, when it began, and ex¬ 
pected to have been buried in the ruins. The fhock, 
as it appeared to me, feemed to fpring from the 
bowels of the earth, and the motion to be direCtly 
up and down. It is the general opinion, that if it 
had run from weft to eafl, or from any quarter of 
the globe to the other, as the great one the firlt of 
November 1755 did, there would not have been a 
houfe left flanding in this unfortunate place, as all 
the gentlemen that refide here fay, it was more fevere 
and conftant for the time than the former. Many 
buildings have tumbled down, but few people were 
killed j fome have died through fear, and about 
270 felons, in the confufion it occafioned, got out 
of gaol, who, it is feared, will commit great ex- 
cefles, before they are taken again. Orders were 
ifliied by S. J. de Carvalho, that, on pain of death, no